Source: Record of promotion re. Pengelly, Alfred George: Service no. 174660.
Family Search: Lance-Corporal John Gordon Gentles was born on 1 August 1893, in Glasgow, Scotland, United Kingdom as the son of John Gentles and Margaret McKenna. He married Alexandra McGregor on 27 July 1925, in York, Toronto, Ontario, Canada. He immigrated to Canada in 1913. He registered for military service in 1914. In 1914, at the age of 21, his occupation is listed as a machinist. He died on 17 December 1942, in Montreal, Quebec, Canada, at the age of 49, and was buried in Mount Royal Cemetery, Outremont, Quebec, Canada.
4209-25 John Gordon GENTLES, 28, tire builder, Scotland, Toronto, s/o John GENTLES, b. Scotland & Margaret MCKENNA, married Alexandra MCGREGOR, 22, Scotland, Toronto, d/o Alexander MCGREGOR, b. Scotland & Mary GATHERAL, witn: William CLAY & Helen MCLEAN, both of Toronto, 1 Aug 1925.
History of the 18th Battalion CEF, "The Fighting Eighteenth" 